201213158

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 317520000

約数和(自身を除く): 116306842

約数列:

[1, 2, 41, 79, 82, 89, 158, 178, 349, 698, 3239, 3649, 6478, 7031, 7298, 14062, 14309, 27571, 28618, 31061, 55142, 62122, 288271, 576542, 1130411, 1273501, 2260822, 2453819, 2547002, 4907638, 100606579, 201213158]

約数ペア:

[(1, 201213158), (2, 100606579), (41, 4907638), (79, 2547002), (82, 2453819), (89, 2260822), (158, 1273501), (178, 1130411), (349, 576542), (698, 288271), (3239, 62122), (3649, 55142), (6478, 31061), (7031, 28618), (7298, 27571), (14062, 14309)]